TM-9-2350-311-10

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; OPERATOR’S MANUAL

NOVEMBER 1994

TM-9-2350-311-10 - Page 217 of 775

TM 9–2350–311–10

Change 3

2–121

2–10 OPERATING PROCEDURES — CONTINUED

2–10.6

Operating Hull and Cab Doors and Hatches — Continued

e.

Driver’s Hatch Cover

WARNING

Do not move vehicle if driver’s hatch cover will not lock to avoid injury to personnel.

NOTE

Driver’s hatch cover must be locked in either open or closed position.

1

To open driver’s hatch cover (22), move locking lever (23) forward to release locking cam (24). Loosen

chuck (25). Pull down and rearward on elevating handle (26) and driver’s hatch cover locks

automatically.

2

To close driver’s hatch cover (22), move handle (27) forward. Pull down and forward on elevating handle

(26). Tighten chuck (25) to lock driver’s hatch cover. Move locking lever (23) rearward to lock locking

cam (24).

22

23

24

25

26

27